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55056110005 = 513847017077
BaseRepresentation
bin110011010001100110…
…011001000110110101
312021002221210011122101
4303101212121012311
51400223331010010
641143055302101
73656225133151
oct632146310665
9167087704571
1055056110005
1121392814366
12a80621a931
135265415ab0
14294403a061
1516736d173a
hexcd19991b5

55056110005 has 8 divisors (see below), whose sum is σ = 71149434552. Its totient is φ = 40656819648.

The previous prime is 55056109963. The next prime is 55056110029. The reversal of 55056110005 is 50001165055.

55056110005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10504081 + 55045605924 = 3241^2 + 234618^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55056110005 - 213 = 55056101813 is a prime.

It is a super-2 number, since 2×550561100052 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423508474 + ... + 423508603.

It is an arithmetic number, because the mean of its divisors is an integer number (8893679319).

Almost surely, 255056110005 is an apocalyptic number.

It is an amenable number.

55056110005 is a deficient number, since it is larger than the sum of its proper divisors (16093324547).

55056110005 is a wasteful number, since it uses less digits than its factorization.

55056110005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847017095.

The product of its (nonzero) digits is 3750, while the sum is 28.

The spelling of 55056110005 in words is "fifty-five billion, fifty-six million, one hundred ten thousand, five".

Divisors: 1 5 13 65 847017077 4235085385 11011222001 55056110005